ID   HXB1B_TAKRU             Reviewed;         280 AA.
AC   Q1KKW8;
DT   12-DEC-2006, integrated into UniProtKB/Swiss-Prot.
DT   30-MAY-2006, sequence version 1.
DT   25-MAY-2022, entry version 72.
DE   RecName: Full=Homeobox protein Hox-B1b;
GN   Name=hoxb1b;
OS   Takifugu rubripes (Japanese pufferfish) (Fugu rubripes).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Actinopterygii; Neopterygii; Teleostei; Neoteleostei; Acanthomorphata;
OC   Eupercaria; Tetraodontiformes; Tetradontoidea; Tetraodontidae; Takifugu.
OX   NCBI_TaxID=31033;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=16636282; DOI=10.1073/pnas.0601492103;
RA   Lee A.P., Koh E.G.L., Tay A., Brenner S., Venkatesh B.;
RT   "Highly conserved syntenic blocks at the vertebrate Hox loci and conserved
RT   regulatory elements within and outside Hox gene clusters.";
RL   Proc. Natl. Acad. Sci. U.S.A. 103:6994-6999(2006).
CC   -!- FUNCTION: Sequence-specific transcription factor which is part of a
CC       developmental regulatory system that provides cells with specific
CC       positional identities on the anterior-posterior axis. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000255|PROSITE-ProRule:PRU00108}.
CC   -!- SIMILARITY: Belongs to the Antp homeobox family. Labial subfamily.
CC       {ECO:0000305}.
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DR   EMBL; DQ481666; ABF22426.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q1KKW8; -.
DR   SMR; Q1KKW8; -.
DR   STRING; 31033.ENSTRUP00000030508; -.
DR   eggNOG; KOG0489; Eukaryota.
DR   InParanoid; Q1KKW8; -.
DR   Proteomes; UP000005226; Unplaced.
DR   GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
DR   GO; GO:0000981; F:DNA-binding transcription factor activity, RNA polymerase II-specific; IEA:InterPro.
DR   GO; GO:0043565; F:sequence-specific DNA binding; IEA:InterPro.
DR   CDD; cd00086; homeodomain; 1.
DR   InterPro; IPR009057; Homeobox-like_sf.
DR   InterPro; IPR017970; Homeobox_CS.
DR   InterPro; IPR001356; Homeobox_dom.
DR   InterPro; IPR020479; Homeobox_metazoa.
DR   InterPro; IPR046327; HXA1/B1/D1.
DR   PANTHER; PTHR45946; PTHR45946; 1.
DR   Pfam; PF00046; Homeodomain; 1.
DR   PRINTS; PR00024; HOMEOBOX.
DR   SMART; SM00389; HOX; 1.
DR   SUPFAM; SSF46689; SSF46689; 1.
DR   PROSITE; PS00027; HOMEOBOX_1; 1.
DR   PROSITE; PS50071; HOMEOBOX_2; 1.
PE   3: Inferred from homology;
KW   Developmental protein; DNA-binding; Homeobox; Nucleus; Reference proteome;
KW   Transcription; Transcription regulation.
FT   CHAIN           1..280
FT                   /note="Homeobox protein Hox-B1b"
FT                   /id="PRO_0000265976"
FT   DNA_BIND        195..254
FT                   /note="Homeobox"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00108"
FT   REGION          46..65
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   REGION          249..280
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   MOTIF           170..175
FT                   /note="Antp-type hexapeptide"
FT   COMPBIAS        254..280
FT                   /note="Basic and acidic residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   280 AA;  31221 MW;  0039741134DCC66A CRC64;
     MSSYLDYPVC NRGTNIFSAK PGYHNLNHGY LSSNSCATSD SYAPDGRLAA PTSAPHQSPG
     LPLHHQTHLD LPFAATGNSV YGSHLDYGHH QYGLAPEQDR SYVHPQVSPL GTNMAPYTGD
     SCGPAAANGS QYLHFGNGEQ RLQEYPDNVY ARLPPQSKKE SEHVEETCKT FDWMKVKRNP
     PKTGGASEFG VPGQHNVIRT NFTTKQLTEL EKEFHFNKYL TRARRVEVAA SLELNETQVK
     IWFQNRRMKQ KKREKLGGVL VHREKASGPE SSPKAKESEP